Product Description ThreadLockingFlush MountedOpen ActionUse Pin Type CupMaterialApproval3/4-16 UNFNoYesPushYesAluminum AnodizedFAA-TSO-C76SAF-AIR Specialty Fuel Drain ValvesHigh Quality, Low Price! 3/8" NPT Manufactured with 360 brassPush-to-test or push-and-twist to lock the valve open FAA & TSO-C76 Approved